CN212722051U

CN212722051U - Safety device of chassis dynamometer

Info

Publication number: CN212722051U
Application number: CN202021323538.3U
Authority: CN
Inventors: 刘立伟
Original assignee: Chongqing Cts Equipment Ltd
Current assignee: Chongqing Cts Equipment Ltd
Priority date: 2020-07-08
Filing date: 2020-07-08
Publication date: 2021-03-16
Anticipated expiration: 2030-07-08

Abstract

The utility model discloses a chassis dynamometer safety device, which comprises a base, wherein a surface groove is formed on the surface of the base, inner grooves are symmetrically formed on the surface of the surface groove, a second driving roller and a first driving roller are symmetrically placed on the inner side of each inner groove, a placing groove is formed on the surface of the surface groove at the position corresponding to the top of the first driving roller, a main protection plate is placed on the inner side of the placing groove, a telescopic spring is installed between the main protection plate and the placing groove, a guide arc edge is formed on the inner side surface of the main protection plate, and a side protection plate perpendicular to the main protection plate is arranged at one end of the main protection plate; through the main guard plate and the side guard plate of design, can protect in the detection to vehicle chassis, avoid splashing out because of on the tire small stone under high-speed rotation, improved the security of using, the protection of simultaneous design is filled up, can protect the buffering with the stone that splashes the appearance, avoids the damage that great dynamics striking led to the fact on the main guard plate.

Description

Safety device of chassis dynamometer

Technical Field

The utility model belongs to the technical field of the chassis dynamometer, concretely relates to chassis dynamometer safety device.

Background

The chassis dynamometer is an indoor bench test device for testing performances such as automobile dynamic property, multi-working condition emission indexes, fuel indexes and the like. The automobile chassis dynamometer simulates a road surface through a roller, calculates a road simulation equation, and simulates by a loading device to realize the simulation of each working condition of an automobile, and a special safety device is required to be equipped for auxiliary detection in the test.

When the existing chassis dynamometer is used, no structure capable of protecting is available, and once impurities such as stones exist on the wheels during high-speed running of the wheels, the impurities splash out due to high-speed rotation and easily damage surrounding workers, so that great limitation exists in actual use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a chassis dynamometer safety device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a chassis dynamometer safety device, includes the base, the face groove has been seted up on the surface of base, the inside groove has been seted up to the surface symmetry in face groove, every drive roller two and drive roller one have been placed to the inboard symmetry of inside groove, the surface in face groove for the top position department of drive roller one has seted up the standing groove, main guard plate has been placed to the inboard of standing groove, install expanding spring between main guard plate and the standing groove, the medial surface of main guard plate is formed with the direction arc limit.

Preferably, one end of the main protection plate is provided with a side protection plate perpendicular to the main protection plate, the side protection plate is fixed on the surface of the surface groove, and the cross sections of the side protection plate and the main protection plate are of an L-shaped structure.

Preferably, the inside surface bonding of main guard plate has the protection to fill up, the protection is filled up and is the elastic material component, the area of protection pad equals with the inside area of main guard plate.

Preferably, a slope surface is formed at a corner of the inner wall of the surface groove, the slope surface is inclined, and the slope surface is positioned in the same direction as the rolling paths of the second driving roller and the first driving roller.

Preferably, the top surfaces of the second driving roller and the first driving roller protrude to the surface of the surface groove and are lower than the surface of the base, a plurality of fastening bolts for fastening are arranged on the surface of the base, and an operation box is arranged on the top surface of the base and at the side edge of the second driving roller.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the designed main protection plate and the side protection plate can protect the automobile chassis during detection, so that small stones on the tire are prevented from splashing out under high-speed rotation, the use safety is improved, and meanwhile, the protective cushion can protect and buffer the splashed stones, so that the damage caused by the impact of a larger force on the main protection plate is avoided;

2. through the face groove of design, can in use, place driving roller one and driving roller two in the position that is less than the plane, improve the security of using, the domatic of design avoids the difficult removal of wheel to come out.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the main fender and the side fender of the present invention;

FIG. 3 is a cross-sectional view of the main fender of the present invention;

FIG. 4 is a schematic view of the connection between the main protection plate and the protection pad of the present invention;

fig. 5 is a schematic diagram of the position of the slope surface of the present invention.

In the figure: 1. an operation box; 2. fastening a bolt; 3. a first driving roller; 5. a base; 6. a surface groove; 7. a main protection plate; 8. a side guard plate; 9. an inner tank; 10. a second driving roller; 11. guiding the arc edge; 12. a protective pad; 13. a slope surface; 14. a placement groove; 15. a telescoping spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1 to 4, the present invention provides a technical solution: a safety device of a chassis dynamometer comprises a base 5, a surface groove 6 is formed in the surface of the base 5, inner grooves 9 are symmetrically formed in the surface of the surface groove 6, a second transmission roller 10 and a first transmission roller 3 are symmetrically placed on the inner side of each inner groove 9, a placement groove 14 is formed in the surface of the surface groove 6, opposite to the top position of the first transmission roller 3, a main protection plate 7 is placed on the inner side of the placement groove 14, a telescopic spring 15 is installed between the main protection plate 7 and the placement groove 14, a guide arc edge 11 is formed on the inner side surface of the main protection plate 7, a side protection plate 8 perpendicular to the main protection plate 7 is arranged at one end of the main protection plate 7, the main protection plate 7 and the side protection plate 8 are designed, protection can be carried out in detection of an automobile chassis, splashing of small stones on a tire under high-speed rotation is avoided, use safety is improved, the side protection plate 8 is, and the cross sections of the side protection plate 8 and the main protection plate 7 are in an L-shaped structure.

In this embodiment, it is preferred, the inboard surface bonding of main guard plate 7 has protection pad 12, and the protection pad 12 of design can protect the buffering with the stone that splashes to appear, avoids the damage that great dynamics striking led to the fact on main guard plate 7, and protection pad 12 is the elastic material component, and the area of protection pad 12 equals with the interior side area of main guard plate 7.

In this embodiment, preferably, the top surfaces of the second driving roller 10 and the first driving roller 3 protrude to the surface of the surface groove 6 and are lower than the surface of the base 5, the surface of the base 5 is provided with a plurality of fastening bolts 2 for fastening, and the top surface of the base 5 and the side edge of the second driving roller 10 are provided with the operation box 1.

Example 2

Referring to fig. 1 to 5, the present invention provides a technical solution: a safety device of a chassis dynamometer comprises a base 5, a surface groove 6 is formed in the surface of the base 5, inner grooves 9 are symmetrically formed in the surface of the surface groove 6, a second transmission roller 10 and a first transmission roller 3 are symmetrically placed on the inner side of each inner groove 9, a placement groove 14 is formed in the surface of the surface groove 6, opposite to the top position of the first transmission roller 3, a main protection plate 7 is placed on the inner side of the placement groove 14, a telescopic spring 15 is installed between the main protection plate 7 and the placement groove 14, a guide arc edge 11 is formed on the inner side surface of the main protection plate 7, a side protection plate 8 perpendicular to the main protection plate 7 is arranged at one end of the main protection plate 7, the main protection plate 7 and the side protection plate 8 are designed, protection can be carried out in detection of an automobile chassis, splashing of small stones on a tire under high-speed rotation is avoided, use safety is improved, the side protection plate 8 is, and the cross sections of the side protection plate 8 and the main protection plate 7 are in an L-shaped structure.

In this embodiment, preferably, the inner wall corner of the face groove 6 is formed with a slope 13, and through the face groove 6 of design, can in use, place the position that is less than the plane with driving roller 3 and driving roller two 10, improve the security of using, the slope 13 of design avoids the difficult removal of wheel out, and slope 13 is the slope form, and slope 13 and driving roller two 10 and the rolling route of driving roller one 3 are in same direction.

The utility model discloses a theory of operation and use flow: the utility model discloses when using, the car is opened to the detection zone, and make the wheel place on driving roller two 10 and driving roller one 3, the car wheel rotates with driving roller one 3 and driving roller two 10 are synchronous afterwards, whether the function of detecting the car through various data such as rotational speed is up to standard, in the detection, when the embedded of wheel has the small stone, in the high-speed rotation, in case when appearing droing and splashing, block through main guard plate 7, and carry out the buffering that removes through protection pad 12 on main guard plate 7, avoid the damage of main guard plate 7 that the stone impact force is stronger to cause, in whole detection, through the height that face groove 6 formed is less than ground, make the height of driving roller one 3 and driving roller two 10 can not appear on ground, avoid the external object to touch with it, when opening after detecting and accomplishing, the wheel can extrude main guard plate 7, guide through the direction arc limit 11 that main guard plate 7 formed this moment, the inboard extrusion of pressure tank standing groove 14 that will receive through the arc, expanding spring 15 compression this moment, main guard plate 7 removes the inboard to standing groove 14, and the wheel is opened out afterwards, when opening to the edge of face groove 6, leads through domatic 13 for the wheel can remove out, removes out the back, and expanding spring 15 rebounds out main guard plate 7 through kick-backing, so that subsequent protection work normally goes on.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a chassis dynamometer safety device, includes base (5), its characterized in that: the surface of base (5) has been seted up face groove (6), inside groove (9) have been seted up to the surface symmetry of face groove (6), every driving roller two (10) and driving roller (3) have been placed to the inboard symmetry of inside groove (9), the surface of face groove (6) for standing groove (14) have been seted up to the top position department of driving roller (3), main guard plate (7) have been placed to the inboard of standing groove (14), install expanding spring (15) between main guard plate (7) and standing groove (14), the medial surface of main guard plate (7) is formed with direction arc limit (11).

2. The chassis dynamometer safety device of claim 1, further comprising: the one end of main protection board (7) is provided with side protection board (8) perpendicular to it, side protection board (8) are fixed on the surface of face groove (6), just side protection board (8) with the transversal "L" type structure of personally submitting of main protection board (7).

3. The chassis dynamometer safety device of claim 1, further comprising: the protection pad (12) is adhered to the inner side surface of the main protection plate (7), the protection pad (12) is an elastic material component, and the area of the protection pad (12) is equal to the inner side area of the main protection plate (7).

4. The chassis dynamometer safety device of claim 1, further comprising: a slope surface (13) is formed at the corner of the inner wall of the surface groove (6), the slope surface (13) is inclined, and the slope surface (13) is positioned in the same direction with the rolling paths of the second driving roller (10) and the first driving roller (3).

5. The chassis dynamometer safety device of claim 4, wherein: the top surface of driving roller two (10) and driving roller (3) protrudes to the surface of face groove (6), and is less than the surface of base (5), the surface of base (5) is provided with a plurality of fastening bolts (2) that are used for the fastening, just the top surface of base (5) is provided with control box (1) in the side department of driving roller two (10).